Degradation characteristics of parathion,parathion methyl and fenitrothion by a enzyme,extracted from the isolated strain YF11,was determined.

从菌YF11中提取了并测定了该对对磷、基对磷和杀螟松的特性。

Chlorpyrifos was one kind of organophosphorus pesticides with higher efficacy and could substitute highly poisonous metham-sodium and parathion.

毒死蜱是替磷和对磷等高毒农药的高效有机磷杀虫剂,在世界范围得到广泛使用。